the u-n nuclear agency says a truck carrying an extremely dangerous radioactive substance has been stolen in mexico. the international atomic energy agency says the truck in cancer radiation treatments. the truck was stolen monday outside of mexico city.while taking the material to a radioactive waste storage center from tijuana. the material "extremely dangerous" if damaged or removed from its protective shielding. mexican authorities are searching for the material. >> homeowners in southern california been told to take down their elaborate christmas lights or risk going to jail! residents in an orange county neighborhood have until nightfall tonight to remove strings of lights that stretch on steel cables across the street, linking homes. this year, at least 20 houses are taking part in the five-year-old tradition. a letter received last week warned that the lights violate laws against encroaching on roads. public works officials also say they're a potential fire hazard. residents who refuse could face fines of up to $500 a day and could even be prosecuted on misdemeanor charges. some r